400850774 has 4 divisors (see below), whose sum is σ = 601276164. Its totient is φ = 200425386.

The previous prime is 400850767. The next prime is 400850777. The reversal of 400850774 is 477058004.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400850777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100212692 + ... + 100212695.

It is an arithmetic number, because the mean of its divisors is an integer number (150319041).

Almost surely, 2^400850774 is an apocalyptic number.

400850774 is a deficient number, since it is larger than the sum of its proper divisors (200425390).

400850774 is a wasteful number, since it uses less digits than its factorization.

400850774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200425389.

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 400850774 is about 20021.2580523802. The cubic root of 400850774 is about 737.3283095116.

The spelling of 400850774 in words is "four hundred million, eight hundred fifty thousand, seven hundred seventy-four".